USDA United States National Fungus Collections
s.n.
Erysiphe holosericea (Wallr.) Link
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USDA United States National Fungus Collections
Cesati; Bauer; Lasch s.n.
Erysiphe communis (Wallr.) Schltdl.
Germany, italy Darmstadt & Driesen & Doemitz (Germany), Vercellis (Italy)
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